Bart D. Ehrman is a New Testament scholar and Chair of the Department of Religious Studies at the University of North Carolina at Chapel Hill. He has written many popular books on textual criticism and other Biblical matters, including:

Jesus: Apocalyptic Prophet of the New Millennium (1999)

The New Testament: A Historical Introduction to the Early Christian Writings (2003)

Misquoting Jesus: The Story Behind Who Changed the Bible and Why (2005)

God's Problem: How the Bible Fails to Answer Our Most Important Question—Why We Suffer (2008)

Lost Christianities: The Battles for Scripture and the Faiths We Never Knew (2003)